Ex 14.2, 1 (ii) - Factorise p^2 - 10 p + 25 - Ex 14.2

  1. Chapter 14 Class 8 Factorisation
  2. Serial order wise

Transcript

Ex 14.2, 1 Factorise the following expressions. (ii) ๐‘^2 โ€“ 10 p + 25 ๐‘^2 โ€“ 10 p + 25 = ๐‘^2 โˆ’ 10p + 5^2 = ๐‘^2 โˆ’ (2 ร— p ร— 5) + 5^2 = ๐‘^2 + 5^2 โˆ’ (2 ร— p ร— 5) Using (๐‘Žโˆ’๐‘^2 )=๐‘Ž^2+๐‘^2โˆ’2๐‘Ž๐‘ Here, ๐‘Ž = p and b = 5 = ใ€–(๐’‘โˆ’๐Ÿ“)ใ€—^๐Ÿ

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.